On construction sites, there are harsh environmental conditions: dirt and dust, moisture, high and low ambient temperatures, as well as shock loads and vibrations. Graf-Syteco products are designed to operate in these harsh environments protecting you and your heavy equipment. Optimal visibility of machine conditions and safe to use monitor keys as well as digital rotary encoders facilitate the operator`s performance. A high level of ergonomics makes our products easy to use when running heavy equipment. The application spectrum of our devices ranges from concrete pumps on excavators to foundation drilling. Our products are perfect for construction site machinery on concrete pumps, drilling rigs, loaders and excavators.